﻿/************************************************************************

   Extended Silverlight Toolkit

   Copyright (C) 2010-2012 Xceed Software Inc.

   This program is provided to you under the terms of the Microsoft Public
   License (Ms-PL) as published at http://extendedsilverlight.codeplex.com/license

   Please purchase a commercial version of this toolkit if you are using
   it in a commercial product. The commercial versions support the project,
   and also include more features for each control, priority support,
   source code, updates, removed watermark, and a proprietary license.

   Visit http://xceed.com and follow @datagrid on Twitter.

  **********************************************************************/

using System;
using System.Diagnostics;

namespace Xceed.Silverlight.Data
{
  [DebuggerNonUserCode]
  internal class DependentCall
  {
    internal DependentCall( 
      Func<AsyncCallback, object, IAsyncResult> asyncCall, 
      Func<AsyncResult, IAsyncResult, DependentCallResult> intermediateCallback )
    {
      if( asyncCall == null )
        throw new ArgumentNullException( "asyncCall" );

      this.AsyncCall = asyncCall;
      this.IntermediateCallback = intermediateCallback;
    }

    public Func<AsyncCallback, object, IAsyncResult> AsyncCall
    {
      get;
      private set;
    }

    public Func<AsyncResult, IAsyncResult, DependentCallResult> IntermediateCallback
    {
      get;
      private set;
    }
  }
}
